Book digitized by Google and uploaded to the Internet Archive by user tpb.
Some of the facsimiles are accompained by "elucidatory plates printed in music type"
"List of mss. and printed authorities": p. xliii-xliv
The Winchester troper.--The Canterbury troper.--Worcester greater tropes.--St. Alban's greater tropes.--Dublin greater tropes.--English troper in Pamelius' Liturgicon.--Trope of Benedicamus.--Appendix: St. Magloire troper. St Martial troper. Extracts from the Novalaise troper
Some of the facsimiles are accompanied by "elucidatory plates printed in music type".